DP Physics (first assessment 2025)

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Question 22M.1A.SL.TZ2.6

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Date May 2022 Marks available [Maximum mark: 1] Reference code 22M.1A.SL.TZ2.6
Level SL Paper 1A Time zone TZ2
Command term Question number 6 Adapted from N/A
6.
[Maximum mark: 1]
22M.1A.SL.TZ2.6

An object of mass 2.0 kg rests on a rough surface. A person pushes the object in a straight line with a force of 10 N through a distance d.

The resultant force acting on the object throughout d is 6.0 N.

What is the value of the sliding coefficient of friction μ between the surface and the object and what is the acceleration a of the object?

[1]

Markscheme

A

Examiners report

There is no evidence that candidates were disadvantaged by the use of sliding friction rather than dynamic friction with the correct option being the most popular.